<div class="g-pay-password">
  <div (click)="focus()" [class.active]="active">
    <b *ngFor="let i of [1,2,3,4,5,6]" [class.active]="value.length==i-1||(i==6&&value.length==6)">
      <i *ngIf="value.length>=i" class="iconfont icon-xing"></i>
    </b>
  </div>
</div>
